Top 100 Franchises: The top 100 franchise operations are listed here along with their categories. We've also listed their rankings from last year in parentheses. (NR=Not ranked in 2007.)

Top 25 Fastest-Growing Franchises: Here we show you which franchises exhibited the most growth over the past year based on the number of new franchise units added in the U.S. and Canada. The number listed is the actual number of U.S. and Canadian franchise units added. Ties are listed in alphabetical order.

Top 25 Low-Cost Franchises: Franchises with a minimum total investment of less than $50,000 are featured in this section, listed in order of their rankings. Franchises whose only low-cost options are conversion opportunities are not included.

Top 25 New Franchises: Companies that began franchising within the past five years (since 2003) are listed in order of their rankings.

Top 25 Home Based Franchises: Franchises that can be run from home are listed in order of their rankings.

For more on these franchises and listings, visit Entrepreneur's FranchiseZone.